<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <router-link to="/home">主页</router-link>
        <router-link to="/product/123">产品详情1</router-link>
        <router-link to="/product/456">产品详情2</router-link>
        <router-view></router-view>
    </div>
</body>
<script src="./node_modules/vue/dist/vue.js"></script>
<script src="./node_modules/vue-router/dist/vue-router.js"></script>
<script>

    let routes = [
        {
            path:"/home",
            component:()=>Promise.resolve({
                template:`<h1>主页</h1>`
            })
        },{
            path:"/product/:productId",
            component:()=>import("./Product.js")
        }
    ]
    let router = new VueRouter({
        routes
    })
    let vm = new Vue({
        router,
        el:"#app"
    })
</script>
</html>